/* SGI BOX - Sistema (ES) | v1 */
:root{--bg:#f4f6f8;--card:#fff;--text:#1f2d3d;--muted:#5b6b7a;--brand:#2c3e50;--accent:#0077cc;}
*{box-sizing:border-box}
body{margin:0;font-family:Segoe UI,Arial,sans-serif;background:linear-gradient(135deg,var(--bg),#e9edf1);color:var(--text)}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.header{display:flex;align-items:center;justify-content:space-between;padding:14px 28px;background:var(--card);box-shadow:0 2px 8px rgba(0,0,0,.08)}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:46px}
.brand .title{font-weight:700;letter-spacing:.3px}
.nav{display:flex;gap:18px;flex-wrap:wrap}
.nav a{color:var(--brand);font-weight:600}
.nav a:hover{color:var(--accent);text-decoration:none}
.layout{display:grid;grid-template-columns:280px 1fr;gap:18px;max-width:1200px;margin:22px auto;padding:0 18px}
.card{background:var(--card);border-radius:14px;box-shadow:0 6px 18px rgba(0,0,0,.06);padding:18px}
.sidebar h3{margin:0 0 10px}
.sidebar .menu{display:flex;flex-direction:column;gap:10px;margin-top:10px}
.sidebar .menu a{padding:10px 12px;border-radius:10px;background:#f7f9fb;color:var(--brand);font-weight:600}
.sidebar .menu a:hover{background:#eef5fb}
.content h1{margin:6px 0 6px;font-size:28px}
.content p{margin:0 0 14px;color:var(--muted);line-height:1.5}
.badge{display:inline-block;padding:6px 10px;border-radius:999px;background:#eef5fb;color:var(--accent);font-weight:700;font-size:12px}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.btn{display:inline-block;padding:12px 14px;border-radius:12px;background:var(--brand);color:#fff;font-weight:700}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(0,0,0,.12);text-decoration:none}
.btn.secondary{background:var(--accent)}
.footer{max-width:1200px;margin:22px auto 28px;padding:0 18px;color:var(--muted);font-size:13px}
.footer .bar{background:var(--card);border-radius:14px;box-shadow:0 6px 18px rgba(0,0,0,.06);padding:14px 18px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
small.code{font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace}
@media (max-width: 920px){.layout{grid-template-columns:1fr} .brand img{height:42px}}